<!DOCTYPE html>
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <title></title>
    </head>
    <body>
        <?php
        $a = 10;
        $b = 10;

        for ($a; $a <= $b; $a++) {
            echo $a . " <br>";
        }
        
        for ($a = 1;$a<5;$a++){
            echo $a."º laco ";
            
            for ($b=1;$b<5;$b++){
                echo $b."º for ";
                
                if($a == 2)
                    break 2;
            }
        }
        ?>
    </body>
</html>
